I run 
"
./build/X86/gem5.opt --debug-flags=DRAM,Cache configs/example/se.py -c 
"/home/ubuntu/taiyu/gem5-master/tests/test-progs/hello/bin/x86/linux/hello;/home/ubuntu/taiyu/gem5-master/tests/test-progs/hello/bin/x86/linux/hello;/home/ubuntu/taiyu/gem5-master/tests/test-progs/hello/bin/x86/linux/hello;/home/ubuntu/taiyu/gem5-master/tests/test-progs/hello/bin/x86/linux/hello"
 --mem-size=8GB --cpu-type=DerivO3CPU --caches -n 4

“

Gem5 will not exit. And there is a infinite loop in mem_ctrl

“
3470908067500: system.mem_ctrls: QoS Turnarounds selected state READ
3470915593750: system.mem_ctrls_1: Refresh due
3470915593750: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470915593750: system.mem_ctrls_0: Refresh due
3470915593750: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470915853750: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470915853750: system.mem_ctrls: QoS Turnarounds selected state READ
3470915853750: system.mem_ctrls_1: Scheduling next request after refreshing 
rank 1
3470915853750: system.mem_ctrls: QoS Turnarounds selected state READ
3470923380000: system.mem_ctrls_1: Refresh due
3470923380000: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470923380000: system.mem_ctrls_0: Refresh due
3470923380000: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470923640000: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470923640000: system.mem_ctrls: QoS Turnarounds selected state READ
3470923640000: system.mem_ctrls_1: Scheduling next request after refreshing 
rank 1
3470923640000: system.mem_ctrls: QoS Turnarounds selected state READ
3470931166250: system.mem_ctrls_1: Refresh due
3470931166250: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470931166250: system.mem_ctrls_0: Refresh due
3470931166250: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470931426250: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470931426250: system.mem_ctrls: QoS Turnarounds selected state READ
3470931426250: system.mem_ctrls_1: Scheduling next request after refreshing 
rank 1
3470931426250: system.mem_ctrls: QoS Turnarounds selected state READ
3470938952500: system.mem_ctrls_1: Refresh due
3470938952500: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470938952500: system.mem_ctrls_0: Refresh due
3470938952500: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470939212500: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470939212500: system.mem_ctrls: QoS Turnarounds selected state READ
3470939212500: system.mem_ctrls_1: Scheduling next request after refreshing 
rank 1
3470939212500: system.mem_ctrls: QoS Turnarounds selected state READ
3470946738750: system.mem_ctrls_1: Refresh due
3470946738750: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470946738750: system.mem_ctrls_0: Refresh due
3470946738750: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470946998750: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470946998750: system.mem_ctrls: QoS Turnarounds selected state READ
3470946998750: system.mem_ctrls_1: Scheduling next request after refreshing 
rank 1
3470946998750: system.mem_ctrls: QoS Turnarounds selected state READ
3470954525000: system.mem_ctrls_1: Refresh due
3470954525000: system.mem_ctrls_1: All banks already precharged, starting 
refresh
3470954525000: system.mem_ctrls_0: Refresh due
3470954525000: system.mem_ctrls_0: All banks already precharged, starting 
refresh
3470954785000: system.mem_ctrls_0: Scheduling next request after refreshing 
rank 0
3470954785000: system.mem_ctrls: QoS Turnarounds selected state READ
”

Does anyone have a similar problem?

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